1 files changed, 31 insertions, 31 deletions
diff --git a/challenge-092/paulo-custodio/lua/ch-2.lua b/challenge-092/paulo-custodio/lua/ch-2.lua
index a88de5aace..5df3153e72 100644
--- a/challenge-092/paulo-custodio/lua/ch-2.lua
+++ b/challenge-092/paulo-custodio/lua/ch-2.lua
@@ -23,40 +23,40 @@ Output: (1,5), (7,9), (10,11)
 timeline = {}
 
 function fill_timeline()
-	for i=1,#arg do
-		-- parse begin,end
-		local bg, ed = string.match(arg[i], "(%d+),(%d+)")
-		bg = tonumber(bg)
-		ed = tonumber(ed)
-		
-		-- resize timeline if needed
-		while 2*ed >= #timeline do
-			table.insert(timeline, false)
-		end
-		
-		-- fill interval
-		for j=2*bg, 2*ed do
-			timeline[j] = true
-		end
-	end
+    for i=1,#arg do
+        -- parse begin,end
+        local bg, ed = string.match(arg[i], "(%d+),(%d+)")
+        bg = tonumber(bg)
+        ed = tonumber(ed)
+
+        -- resize timeline if needed
+        while 2*ed >= #timeline do
+            table.insert(timeline, false)
+        end
+
+        -- fill interval
+        for j=2*bg, 2*ed do
+            timeline[j] = true
+        end
+    end
 end
 
 function print_timeline()
-	-- collect intervals
-	local intervals = {}
-	for i=1, #timeline-1 do
-		if timeline[i] == false and timeline[i+1] == true then
-			table.insert(intervals, math.floor(i/2)+1)
-		elseif timeline[i] == true and timeline[i+1] == false then
-			table.insert(intervals, math.floor(i/2))
-		end 
-	end
-	
-	-- print intervals
-	for i=1, #intervals, 2 do
-		io.write("(",intervals[i],",",intervals[i+1],")")
-		if i+2 < #intervals then io.write(", ") end
-	end
+    -- collect intervals
+    local intervals = {}
+    for i=1, #timeline-1 do
+        if timeline[i] == false and timeline[i+1] == true then
+            table.insert(intervals, math.floor(i/2)+1)
+        elseif timeline[i] == true and timeline[i+1] == false then
+            table.insert(intervals, math.floor(i/2))
+        end
+    end
+
+    -- print intervals
+    for i=1, #intervals, 2 do
+        io.write("(",intervals[i],",",intervals[i+1],")")
+        if i+2 < #intervals then io.write(", ") end
+    end
 end
 
 fill_timeline()